1. The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 7, 2017,
providing for the sale of shares of common stock for the sole purpose of paying federal, state and other mandatory withholding obligations
incident to the vesting and delivery of Restricted Stock Units ("RSUs"). The reporting person did not sell or otherwise dispose of any of the
shares reported on this Form 4 for any reason other than to cover the required taxes.

2. This transaction was executed in multiple trades during the day at prices ranging from $17.60 to $17.90. The weighted average sale price is
reported above. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a securityholder of the issuer full
information regarding the number of shares and prices at which the transaction was effected.

3. Represents 135,495 shares of common stock held by the reporting person and 33,176 RSUs (none of which are currently vested) previously granted to the reporting person.

Remarks:

/s/ Mark P. Cantaluppi, as Attorney-in-Fact

02/14/2018

** Signature of Reporting Person

Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person,
see
Instruction
4
(b)(v).